| Houston to Annaberg-Buchholz | 5,381.30 mi (8,660.36 km) |
| Houston to Anrochte | 5,172.40 mi (8,324.17 km) |
| Houston to Ansbach | 5,336.70 mi (8,588.59 km) |
| Houston to Apen | 5,098.05 mi (8,204.51 km) |
| Houston to Apolda | 5,310.30 mi (8,546.11 km) |
| Houston to Appenweier | 5,261.30 mi (8,467.24 km) |
| Houston to Arnsberg | 5,169.15 mi (8,318.95 km) |
| Houston to Arnstadt | 5,295.64 mi (8,522.50 km) |
| Houston to Aschaffenburg | 5,258.04 mi (8,462.00 km) |
| Houston to Ascheberg | 5,138.22 mi (8,269.17 km) |
| Houston to Aschersleben | 5,282.07 mi (8,500.67 km) |
| Houston to Aschheim | 5,421.57 mi (8,725.18 km) |
| Houston to Asperg | 5,294.44 mi (8,520.58 km) |
| Houston to Asslar | 5,210.70 mi (8,385.81 km) |
| Houston to Attendorn | 5,171.14 mi (8,322.15 km) |
